An automatic shrink wrap machine is a packaging system that moves products through the packaging process automatically. It then wraps each item in shrink film, seals the film and sends the pack through a heat tunnel.

Inside the heat tunnel, the film contracts tightly around the product. This produces a consistent and professional-looking pack while limiting the amount of manual work required.

Unlike manual packaging systems, automatic machines are designed for continuous production. Once the correct settings have been entered, the equipment can wrap products repeatedly using the same settings.

How Does Automatic Shrink Wrap Machinery Work?

The exact machinery may vary, but the basic shrink wrapping process is usually similar.

1. Product Feeding

Products are transferred into the machine using a conveyor system or connected production line.

2. Film Wrapping

The machine places shrink film around the item ready for sealing.

3. Sealing the Pack

The machine forms a precise seal around the product.

4. Heat Tunnel

The wrapped item travels through a heat tunnel where the film shrinks.

5. The Completed Pack

The packaged item leaves the line ready for handling, delivery or presentation in a retail setting.

Advantages of Automatic Shrink Wrap Machinery

Businesses use automatic shrink wrap machines for several practical reasons.

Increased Output

Automatic machines can package far more products than manual equipment. This makes them suitable for medium- and high-volume production lines.

Consistent Packaging

Each item passes through the same controlled wrapping process. This creates a reliable and repeatable pack appearance.

Less Manual Handling

Staff are not required to carry out every stage manually. Employees can then focus on other production duties.

Better Product Protection

Shrink film can help protect products from dust, moisture and tampering during warehousing and delivery.

Lower Film Waste

Many modern machines include settings that reduce unnecessary film use. This can keep material use controlled while maintaining pack integrity.

Where Are Automatic Shrink Wrap Machines Used?

Automatic shrink wrap machinery is used across many industries because it combines speed with consistent pack quality.

The machinery is often used in:

• Food manufacturing
• Drinks and beverages
• Domestic products
• Printed materials
• Pharmaceutical products
• General consumer products
• Industrial components
• Retail multipacks

Depending on the machine configuration, shrink wrapping can be used for individual products, promotional packs or larger grouped items.

When Is It Time to Move to Automatic Shrink Wrapping?

Companies often begin with manual or semi-automatic systems before upgrading when output rises.

Signs that it may be time to upgrade include:

• Manual wrapping takes up too much staff time
• Production volumes are continuing to rise
• Packaging quality differs between operators
• You need greater output without adding more labour
• Products need to be wrapped continuously

As production grows, an automatic system can provide greater efficiency and more predictable output.

How Do You Choose an Automatic Shrink Wrapping Machine?

Different businesses need different machinery, so the correct system will depend on your products and production process.

Useful machine specifications include:

• Maximum operating speed
• Supported product sizes
• Seal quality and reliability
• Suitable film types
read more
• Controllable tunnel temperatures
• Conveyor integration
• Simple operator controls
• Low maintenance requirements

Machinery may be adapted for non-standard pack sizes and specific applications.

Automatic Versus Semi-Automatic Shrink Wrapping Machinery

Semi-automatic systems depend on staff to carry out certain parts of the packaging process.

Automatic systems handle almost the entire cycle with limited operator involvement. They are therefore often chosen for production lines processing large quantities of products.

Businesses gain more predictable output while relying less on hands-on packaging.

How Many Packs Per Minute Can an Automatic Machine Produce?

Operating speeds differ based on the product, machinery configuration and complexity of the packaging process.

Many automatic shrink wrapping systems can produce between 25 and 40 packs per minute. Some high-speed automatic side sealers can produce over 100 packs each minute when the application permits.

Automatic Shrink Wrap Machinery from Kempner

Kempner UK has supplied shrink wrapping equipment and packaging materials for over five decades. The company works with businesses across many different industries.

The range covers compact automatic machines, L-sealers, side sealers and systems built for specific production needs.

Support services include installation commissioning, maintenance and technical assistance. These services are intended to support reliable long-term operation.

Questions About Automatic Shrink Wrap Machines

Can automatic shrink wrap machines package different products?

Yes. Automatic equipment can often be configured to handle several product formats. However, changeover times depend on the machinery.

Can a small business use an automatic shrink wrap machine?

Automatic equipment may suit a small business when packaging demand begins to rise. Investment often becomes worthwhile when manual packaging starts to restrict production.

Can automation lower shrink wrapping costs?

Cost savings may come from reduced manual work, steadier production and less wasted film. The machine must be specified according to the required packaging process.

Can automatic shrink wrap machines use sustainable films?

Depending on the application, modern systems may accept recyclable film, recycled-content film or some compostable materials. Suitability depends on the type of film, pack format and machinery specification.